Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 266: | \[{12^{266}-1\over11}\] | 13 × 211 × 659 × 1597 × 3307 × 4943 × 8209 × 13063 × 23143 × 37507 × 67033 × 365876351 × 905265296671<12> × 29043636306420266077<20> × 1584169244128345096741<22> × 153373238287849222871747653<27> × 86778760327503691593013894228582105055028770779566151156583792136083460735911<77> × 175670238090357215701396506551157148597844722459886862480617784405520891159254022057<84> |